The domain within your query sequence starts at position 1004 and ends at position 1073; the E-value for the RPT_1 domain shown below is 5.01e-7.

PSKGPQEKVDGDREKSPRSEPPLKKAKEEATKIDSVKPSSSSQKDEKVTGTPRKAHSKSA
KEHQEAKPAK

This is a significant internal repeat in the query protein sequence, as detected by the Prospero program.